/* Responsive Design for GIVC-BRAINSAIT Landing Page */
/* © Dr. Al Fadil (BRAINSAIT LTD) */

/* Base Mobile First Approach (320px+) */
/* Styles are already mobile-first in main.css */

/* Small devices (480px+) */
@media (min-width: 480px) {
  .container {
    padding: 0 1.5rem;
  }
  
  .hero-title {
    font-size: 2.5rem;
  }
  
  .hero-subtitle {
    font-size: 1.25rem;
  }
  
  .section-title {
    font-size: 2.5rem;
  }
  
  .hero-buttons {
    flex-direction: row;
  }
  
  .stat-card {
    padding: 2rem;
  }
  
  .service-card {
    padding: 2rem;
  }
}

/* Medium devices - Tablets (768px+) */
@media (min-width: 768px) {
  .container {
    padding: 0 2rem;
  }
  
  /* Header */
  .mobile-menu-toggle {
    display: none;
  }
  
  .nav-menu {
    display: flex !important;
  }
  
  /* Hero Section */
  .hero-title {
    font-size: 3.5rem;
  }
  
  .hero-subtitle {
    font-size: 1.5rem;
  }
  
  .hero-glass-card {
    padding: 4rem 3rem;
  }
  
  /* Sections */
  .section-title {
    font-size: 3.5rem;
  }
  
  .section-subtitle {
    font-size: 1.25rem;
  }
  
  /* Grid Layouts */
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .about-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .contact-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .hero-stats {
    grid-template-columns: repeat(3, 1fr);
  }
  
  /* Cards */
  .service-card {
    padding: 2.5rem;
  }
  
  .glass-card {
    padding: 2rem;
  }
  
  /* Form */
  .contact-form {
    padding: 3rem;
  }
  
  .contact-info {
    padding: 3rem;
  }
  
  /* Team */
  .team-member {
    padding: 3rem;
  }
  
  /* Technology */
  .tech-item {
    padding: 2rem;
  }
}

/* Large devices - Desktop (1024px+) */
@media (min-width: 1024px) {
  .container {
    padding: 0 2.5rem;
  }
  
  /* Hero Section */
  .hero-title {
    font-size: 4.5rem;
  }
  
  .hero-subtitle {
    font-size: 1.75rem;
  }
  
  .hero-glass-card {
    padding: 5rem 4rem;
  }
  
  /* Sections */
  .section-title {
    font-size: 4rem;
  }
  
  .section-subtitle {
    font-size: 1.375rem;
  }
  
  /* Grid Layouts */
  .services-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .tech-grid .grid {
    grid-template-columns: repeat(4, 1fr);
  }
  
  /* Spacing */
  .py-20 {
    padding-top: 6rem;
    padding-bottom: 6rem;
  }
  
  /* Cards */
  .service-card {
    padding: 3rem;
  }
  
  .tech-item {
    padding: 2.5rem;
  }
  
  /* Animations */
  .interactive-card:hover {
    transform: translateY(-12px) scale(1.02);
  }
  
  /* Navigation */
  .nav-link {
    font-size: 1.1rem;
    padding: 0.75rem 0;
  }
}

/* Extra Large devices (1280px+) */
@media (min-width: 1280px) {
  .container {
    max-width: 1280px;
    padding: 0 3rem;
  }
  
  /* Hero Section */
  .hero-title {
    font-size: 5rem;
  }
  
  .hero-subtitle {
    font-size: 2rem;
  }
  
  .hero-glass-card {
    padding: 6rem 5rem;
  }
  
  /* Sections */
  .section-title {
    font-size: 4.5rem;
  }
  
  /* Spacing */
  .py-20 {
    padding-top: 7rem;
    padding-bottom: 7rem;
  }
  
  /* Grid gaps */
  .gap-8 {
    gap: 3rem;
  }
  
  .gap-12 {
    gap: 4rem;
  }
}

/* Ultra Wide Screens (1440px+) */
@media (min-width: 1440px) {
  .container {
    max-width: 1400px;
  }
  
  /* Hero Section */
  .hero-title {
    font-size: 5.5rem;
  }
  
  .hero-subtitle {
    font-size: 2.25rem;
  }
  
  /* Sections */
  .section-title {
    font-size: 5rem;
  }
  
  .section-subtitle {
    font-size: 1.5rem;
  }
  
  /* Enhanced spacing for large screens */
  .py-20 {
    padding-top: 8rem;
    padding-bottom: 8rem;
  }
  
  /* Larger cards */
  .service-card {
    padding: 3.5rem;
  }
  
  .hero-glass-card {
    padding: 7rem 6rem;
  }
}

/* Mobile Specific Adjustments */
@media (max-width: 767px) {
  /* Navigation */
  .nav-menu {
    display: none;
  }
  
  .mobile-menu-toggle {
    display: flex;
  }
  
  /* Hero */
  .hero-glass-card {
    padding: 2rem 1.5rem;
  }
  
  .hero-title {
    font-size: 2rem;
    line-height: 1.2;
  }
  
  .hero-subtitle {
    font-size: 1.125rem;
  }
  
  .hero-buttons {
    flex-direction: column;
    gap: 1rem;
  }
  
  .btn-lg {
    padding: 1rem 1.5rem;
    font-size: 1rem;
  }
  
  /* Sections */
  .section-title {
    font-size: 2rem;
  }
  
  .section-subtitle {
    font-size: 1rem;
  }
  
  .py-20 {
    padding-top: 3rem;
    padding-bottom: 3rem;
  }
  
  /* Cards */
  .service-card,
  .glass-card {
    padding: 1.5rem;
  }
  
  .stat-card {
    padding: 1.5rem 1rem;
  }
  
  /* Technology tabs */
  .tech-tab {
    font-size: 0.875rem;
    padding: 0.5rem 1rem;
  }
  
  /* Contact form */
  .contact-form,
  .contact-info {
    padding: 2rem 1.5rem;
  }
  
  /* Team */
  .team-member {
    padding: 2rem 1.5rem;
  }
  
  /* Mission pillars stack vertically */
  .mission-pillars {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  /* Footer */
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  /* Back to top button */
  .back-to-top {
    bottom: 1rem;
    right: 1rem;
    width: 2.5rem;
    height: 2.5rem;
  }
  
  /* Scroll indicator */
  .scroll-indicator {
    bottom: 2rem;
  }
  
  /* Reduce animations on mobile for better performance */
  .interactive-card:hover {
    transform: translateY(-4px);
  }
  
  /* Optimize glass effects for mobile */
  .glass-card {
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
  }
  
  .hero-glass-card {
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
  }
}

/* Tablet Portrait Specific (768px - 1023px) */
@media (min-width: 768px) and (max-width: 1023px) {
  /* Services grid - 2 columns for tablets */
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
  }
  
  /* Technology grid - 2 columns */
  .tech-grid .grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  /* About section adjustments */
  .about-grid {
    gap: 3rem;
  }
  
  /* Hero stats */
  .hero-stats {
    gap: 2rem;
  }
}

/* Landscape mobile phones */
@media (max-width: 896px) and (orientation: landscape) {
  .hero-section {
    min-height: 80vh;
  }
  
  .hero-glass-card {
    padding: 2rem;
  }
  
  .hero-title {
    font-size: 2.5rem;
  }
  
  .hero-subtitle {
    font-size: 1.125rem;
  }
  
  .py-20 {
    padding-top: 2rem;
    padding-bottom: 2rem;
  }
}

/* Touch device optimizations */
@media (hover: none) and (pointer: coarse) {
  /* Remove hover effects on touch devices */
  .interactive-card:hover {
    transform: none;
  }
  
  .service-card:hover {
    transform: none;
  }
  
  .tech-item:hover {
    transform: none;
  }
  
  /* Make touch targets larger */
  .nav-link {
    padding: 1rem 0;
  }
  
  .mobile-nav-link {
    padding: 1rem 0;
  }
  
  .btn-primary,
  .btn-secondary,
  .btn-outline {
    min-height: 44px;
    padding: 0.875rem 1.5rem;
  }
  
  .social-link {
    padding: 0.75rem 1.25rem;
    min-height: 44px;
  }
  
  .tech-tab {
    min-height: 44px;
    padding: 0.75rem 1.5rem;
  }
}

/* High DPI displays */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
  /* Optimize for retina displays */
  .glass-card {
    border-width: 0.5px;
  }
  
  .glass-header {
    border-bottom-width: 0.5px;
  }
}

/* Print styles */
@media print {
  .glass-header,
  .back-to-top,
  .scroll-indicator,
  .mobile-menu-toggle,
  .hero-background,
  .animated-shapes {
    display: none !important;
  }
  
  .glass-card,
  .service-card,
  .hero-glass-card {
    background: white !important;
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
    border: 1px solid #e5e7eb !important;
    box-shadow: none !important;
  }
  
  .hero-section {
    background: white !important;
    color: black !important;
  }
  
  .text-white {
    color: black !important;
  }
  
  a {
    text-decoration: underline;
  }
}

/* Reduced motion preferences */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  
  .hero-background .animated-shapes {
    animation: none;
  }
  
  .scroll-indicator {
    animation: none;
  }
  
  .interactive-card:hover {
    transform: none;
  }
}

/* Dark mode adjustments */
@media (prefers-color-scheme: dark) {
  :root {
    --text-primary: #f9fafb;
    --text-secondary: #d1d5db;
    --bg-primary: #111827;
    --bg-secondary: #1f2937;
  }
  
  body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
  }
  
  .section-title {
    color: var(--text-primary);
  }
  
  .section-subtitle {
    color: var(--text-secondary);
  }
}

/* High contrast mode */
@media (prefers-contrast: high) {
  .glass-card,
  .service-card,
  .hero-glass-card {
    border-width: 2px;
    border-color: rgba(255, 255, 255, 0.5);
  }
  
  .btn-primary,
  .btn-secondary {
    border: 2px solid white;
  }
  
  .nav-link::after {
    height: 3px;
  }
}

/* Container queries for modern browsers */
@supports (container-type: inline-size) {
  .service-card {
    container-type: inline-size;
  }
  
  @container (max-width: 300px) {
    .service-card {
      padding: 1rem;
    }
    
    .service-card .service-icon {
      font-size: 2.5rem;
    }
  }
}